Inventor

DU HUNG T

US40 patents

⚠️ This page may combine multiple inventors who share the name “DU HUNG T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DU HUNG T

BLACK & DECKER INC

Method and device for braking a motor

Method for making an encapsulated coil structure

Anchoring system for injection molded magnets on a flux ring or motor housing

Hybrid AC/DC motor

Electronically commutated motor and control system

Pneumatic compressor

Method of forming a power tool

Method for forming an armature for an electric motor for a portable power tool

Brush assembly

Method for forming an electric motor having armature coated with a thermally conductive plastic

Method for forming an armature for an electric motor

Electric motor with field assemblies having core pieces with mating features

Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion

Field assemblies having pole pieces with ends that decrease in width, and methods of making same

Method of making an electric motor

Field assemblies and methods of making same

Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion

Power tools with motor having a multi-piece stator

Electric motor having a field assembly with slot insulation

Field assemblies having pole pieces with axial lengths less than an axial length of a back iron portion and methods of making same

Method of manufacturing a power tool with molded armature

Method of forming a power tool

Soft start for electric motor of a power tool

Flux ring for an electric motor

Flux ring for an electric motor

Flux ring for an electric motor

Method of forming a power tool

Method of manufacturing an electric motor of a power tool and of manufacturing the power tool

Electric motor having a field assembly with slot insulation

Process of manufacturing a flux ring for an electric motor

Motor assembly for power tools

Method of forming a power tool

Method of forming a power tool

Motor for a power tool

DU HUNG T

Method of forming a power tool

Power tool with motor having a multi-piece stator

Power tools with motor having a multi-piece stator

Cordless power tool having multi-speed transmission and constant speed in light torque range

Method for forming a power tool

ORTT EARL M

Motor with permanent magnets having essentially the same inner and outer radius; and method of manufacturing a motor stator housing with permanent magnets